FAQs
- Describe a recent project you are fond of. How long did it take?
Roughy 2 hours
Cornerstone Asphalt Sealcoating
Contact for price
Asphalt repairs requested
Areas needed repair
Responds within a day
Thumbtack Guarantee
If you hire this pro, you’re covered by a money-back guarantee. Learn more
If you hire this pro, you’re covered by a money-back guarantee. Learn more
About
Cornerstone Seal Coating and Asphalt delivers top-quality paving and seal coating services built on integrity, precision, and care. Our mission is to protect and extend the life of your asphalt with expert craftsmanship and attention to detail. Whether it’s residential driveways, commercial lots, or large-scale paving projects, we combine experience, reliability, and premium materials to ensure every job stands the test of time. Choose Cornerstone for results you can trust, because your property deserves a solid foundation.
Overview
Serves New Castle, DE
Background checked
2 employees
1 year in business
Business hours
SunClosedMon7:00 am - 6:00 pm
Payment methods
This pro accepts payments via Apple Pay, Cash, Check, and Zelle.
Services offered
Property type
Residential
Commercial
Asphalt repairs requested
Seal coating
Painting/marking
Fill thin cracks
Fill big cracks
Areas needed repair
Driveway
Parking lot
Walkway/sidewalk
Projects and media
Projects and media
Reviews
Customers rated this pro highly for value, work quality, and responsiveness.
5.0
1 review
5
100%
4
0%
3
0%
2
0%
1
0%
Andrew J.
Mar 25, 2026
Jeffrey and I believe his brother were respectful of my property cared about every detail and showed up with integrity. I highly recommend. Price was really great .
Credentials
Background Check
Jeffrey Estrada